Emerson Electric O-Z/Gedney Reducing Washer, Type RW, 2 x 1-1/4 in Size, For Use With: IMC/Rigid Conduit, Steel, Pre-Galvanized Zinc Finish, 1.73 in ID x 3 in OD Dimensions
Two reducing washers of the same size are required for each knockoutKnockout closures are used to close unused opening or knockout in sheet metal box, enclosure or cabinet
Emerson Electric O-Z/Gedney RW-15S Type RW Reducing Washer, 2 x 1-1/4 in, For Use With IMC/Rigid Conduit, Steel, Pre-Galvanized Zinc